San José (SJO) to Washington (IAD) flight deal in economy from $342

Copa AirlinesCMCopa Airlines
Round Trip•Economy
Costa RicaSJO

Juan Santamaría International Airport (SJO)

San José, Costa Rica
United StatesIAD

Washington Dulles International Airport

Washington, United States
$495 USD
-31%$342 USD
Verified 14 days ago
Rare Availability
6% of dates checked are available within 10% of the lowest price

Sunday, December 20th, 2026

9 round-trip options

Returning
Fri, Dec 25, 2026•5 Day Trip
$710 USD
Google Flights
Returning
Sat, Dec 26, 2026•6 Day Trip
$710 USD
Google Flights
Returning
Sun, Dec 27, 2026•7 Day Trip
$571 USD
Google Flights
Returning
Mon, Dec 28, 2026•8 Day Trip
$492 USD
Google Flights
Returning
Tue, Dec 29, 2026•9 Day Trip
$454 USD
Google Flights
Returning
Wed, Dec 30, 2026•10 Day Trip
$454 USD
Google Flights
Returning
Thu, Dec 31, 2026•11 Day Trip
$460 USD
Google Flights
Returning
Fri, Jan 1, 2027•12 Day Trip
$460 USD
Google Flights
Returning
Sat, Jan 2, 2027•13 Day Trip
$460 USD
Google Flights